FR 4641 then SK 8 at Arlanda
Riga → Stockholm → Lulea
Timetable, Stockholm time
15:35FR 4641 from Riga at the gate
11:35SK 8 to Lulea leaves the gate
20 h apart on the timetable, overnight
SK 8 leaves 20 h after FR 4641 arrives on the timetable: more than half a day, so not a connection we count.